<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
</head>
	<style>
		*{
			margin:0 auto;
		}
		#div01{
			width:710px;
			height:200px;
			float:left;
			background-color:red;
			margin-bottom: 10px;
		}
		#div02{
			width:200px;
			height: 500px;
			float: left;
			background-color: aqua;
		}
		#div03{
			width: 500px;
			height: 500px;
			float: left;
			background-color: aquamarine;
			margin-left: 10px;
		}
		#father{
			width: 710px;
			height: 710px;
		}
	</style>

<body>
	<div id="father">
		<div id="div01"></div>
		<div id="div02"></div>
		<div id="div03"></div>
	</div>
</body>
</html>
